:root {
  --desk: #1c2430;
  --desk-2: #141a24;
  --ncr: #c5d6e8;
  --sheet: #eaf1f7;
  --ink: #121820;
  --mute: #6b7c8d;
  --rule: #8aa0b5;
  --stamp: #c0172b;
  --stamp-ink: #fff7f2;
  --ok: #1f5c45;
  --danger: #8a1f16;
  --phos: #16382c;
  --font-display: "Avenir Next Condensed", "Avenir Next", "Segoe UI", sans-serif;
  --font-body: "Avenir Next", "Segoe UI", system-ui, sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
}

::selection {
  background: var(--ncr);
  color: var(--ink);
}

body {
  margin: 0;
  min-height: 100dvh;
  background:
    radial-gradient(80rem 40rem at 80% -10%, #2a3548 0%, transparent 55%),
    linear-gradient(180deg, var(--desk) 0%, var(--desk-2) 100%);
  color: #e8eef4;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.55;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: #d7e4f0;
  text-underline-offset: 3px;
}

a:focus-visible,
.cta:focus-visible {
  outline: 2px solid #f0c9a0;
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  padding: 0.4rem 0.7rem;
  background: #e8eef4;
  color: var(--ink);
  z-index: 2;
}

.skip:focus {
  top: 0.75rem;
}

.top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 1.25rem 1.5rem 0;
  max-width: 72rem;
  margin: 0 auto;
}

.mark {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.mark a {
  color: inherit;
  text-decoration: none;
}

.meter {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--mute);
}

.meter b {
  color: #e8eef4;
  font-weight: 600;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 3rem;
  max-width: 72rem;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 3rem;
}

.offer {
  max-width: 36rem;
}

.kicker {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ncr);
}

h1 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.4vw, 3.2rem);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.lede {
  margin: 0 0 1.4rem;
  color: #b7c4d0;
  font-size: 1.1rem;
}

.lede code,
.split code {
  font-family: var(--font-mono);
  font-size: 0.88em;
}

.price {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 2.1rem;
  font-weight: 600;
}

.price span {
  display: block;
  margin-top: 0.2rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 400;
  color: var(--mute);
}

.pack {
  margin: 0 0 0.85rem;
  color: #d7e4f0;
}

.anchor {
  margin: 0 0 1.6rem;
  padding: 0.85rem 0;
  border-top: 1px solid #334155;
  border-bottom: 1px solid #334155;
  color: #9aabbb;
  font-size: 0.95rem;
}

.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.cta {
  appearance: none;
  border: 0;
  background: var(--stamp);
  color: var(--stamp-ink);
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.03em;
  padding: 0.9rem 1.25rem;
  cursor: pointer;
}

.cta:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.status {
  min-height: 1.4em;
  margin: 0.7rem 0 0;
  font-size: 0.95rem;
}

.status.is-ok {
  color: #8ed4b3;
}

.status.is-err {
  color: #f0a39a;
}

.privacy-line {
  margin: 1.25rem 0 0;
  color: var(--mute);
  font-size: 0.9rem;
}

.zone {
  margin: 0;
}

.sheet {
  background:
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 11px,
      rgba(18, 24, 32, 0.06) 11px,
      rgba(18, 24, 32, 0.06) 12px
    ),
    var(--sheet);
  color: var(--ink);
  border: 1px solid #9bb0c4;
  box-shadow: 0 22px 50px rgba(0, 0, 0, 0.28);
  position: relative;
}

.sheet::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 0.7rem;
  background:
    repeating-linear-gradient(
      180deg,
      var(--ncr) 0 10px,
      transparent 10px 16px
    );
}

.sheet-top {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.1rem 0.2rem 1.6rem;
}

.sheet-brand {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.sheet-url {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #4d5f70;
  align-self: center;
}

.sheet-note {
  margin: 0;
  padding: 0 1.1rem 0.6rem 1.6rem;
  color: #4d5f70;
  font-size: 0.82rem;
}

.records {
  list-style: none;
  margin: 0;
  padding: 0 1.1rem 0.4rem 1.6rem;
}

.records li {
  margin: 0 0 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px dashed #b7c6d4;
}

.records li:last-child {
  margin-bottom: 0;
  border-bottom: 0;
}

.rr {
  display: inline-block;
  margin-right: 0.4rem;
  padding: 0.05rem 0.35rem;
  border: 1px solid var(--phos);
  color: var(--phos);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
}

.records code {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: #334155;
}

.records pre {
  margin: 0.35rem 0 0;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.4;
  color: var(--ink);
}

.sheet-foot {
  margin: 0;
  padding: 0.7rem 1.1rem 1.1rem 1.6rem;
  border-top: 1px solid #c3d0dc;
  color: #4d5f70;
  font-size: 0.82rem;
}

.zone figcaption {
  margin: 0.6rem 0 0;
  color: var(--mute);
  font-size: 0.85rem;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: 72rem;
  margin: 0 auto;
  padding: 0 1.5rem 3rem;
}

h2 {
  margin: 0 0 0.7rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

ul {
  margin: 0;
  padding-left: 1.1rem;
}

.no {
  color: #9aabbb;
}

.plain {
  padding-left: 1.1rem;
}

.foot {
  max-width: 72rem;
  margin: 0 auto;
  padding: 0 1.5rem 2.5rem;
  color: var(--mute);
  font-size: 0.9rem;
  border-top: 1px solid #334155;
}

.foot p:first-child {
  margin-top: 1.25rem;
}

@media (max-width: 800px) {
  .hero,
  .split {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }

  .top {
    flex-wrap: wrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto;
  }
}